Documentation Associates.
Rockville, Md. : National Institute on Drug Abuse ; Washington : for sale by the Supt. of Docs., U.S. Govt. Print. Off., 1974, i.e. 1975.
United States. Congress. Senate. Committee on Labor and Human Resources.
Washington : U.S. G.P.O. : For sale by the U.S. G.P.O., Supt. of Docs., Congressional Sales Office, 1998.